(57) A control apparatus for a game machine (10), which comprises at least a main control
unit (12) and a plurality of sub-control units (22, 25, 32, 35, 42 and 45), comprises
a serial communication line (51) for linking the main control unit (12) and the sub-control
units (22, 25, 32, 35, 42 and 45) with each other therethrough. The control apparatus
allows the game machine (10) to be easily manufactured, tested and maintained at a
low cost and improved in its reliability even when the game machine (10) is required
to perform a highly enhanced function and have a complicated configuration.
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